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USA 26 AIRFOIL (usa26-il) Xfoil prediction polar at RE=1,000,000 Ncrit=5


Details Polar file
Airfoil: USA 26 AIRFOIL (usa26-il)
Reynolds number: 1,000,000
Max Cl/Cd: 108.71 at α=5.5°
Description: Mach=0 Ncrit=5
Source: Xfoil prediction
Download polar: xf-usa26-il-1000000-n5.txt
Download as CSV file: xf-usa26-il-1000000-n5.csv

  
       XFOIL         Version 6.96
  
 Calculated polar for: USA 26 AIRFOIL                                  
  
 1 1 Reynolds number fixed          Mach number fixed         
  
 xtrf =   1.000 (top)        1.000 (bottom)  
 Mach =   0.000     Re =     1.000 e 6     Ncrit =   5.000
  
   alpha    CL        CD       CDp       CM     Top_Xtr  Bot_Xtr
  ------ -------- --------- --------- -------- -------- --------
 -12.750  -0.4155   0.13039   0.12868  -0.0239   1.0000   0.0068
 -12.500  -0.4115   0.12790   0.12621  -0.0242   1.0000   0.0070
 -12.000  -0.8293   0.02588   0.02305  -0.0884   0.9825   0.0112
 -11.750  -0.8163   0.02332   0.02023  -0.0878   0.9796   0.0119
 -11.500  -0.7925   0.02225   0.01908  -0.0879   0.9782   0.0127
 -11.250  -0.7672   0.02130   0.01803  -0.0883   0.9770   0.0136
 -11.000  -0.7429   0.01999   0.01653  -0.0886   0.9760   0.0144
 -10.750  -0.7161   0.01904   0.01544  -0.0891   0.9752   0.0151
 -10.500  -0.6824   0.01921   0.01567  -0.0902   0.9746   0.0156
 -10.250  -0.6565   0.01951   0.01604  -0.0895   0.9714   0.0161
 -10.000  -0.6263   0.01973   0.01631  -0.0898   0.9692   0.0167
  -9.750  -0.5976   0.01935   0.01586  -0.0903   0.9673   0.0173
  -9.500  -0.5689   0.01858   0.01497  -0.0910   0.9657   0.0179
  -9.250  -0.5398   0.01772   0.01395  -0.0917   0.9644   0.0185
  -9.000  -0.5097   0.01705   0.01316  -0.0926   0.9631   0.0189
  -8.750  -0.4819   0.01670   0.01273  -0.0927   0.9610   0.0192
  -8.500  -0.4622   0.01594   0.01186  -0.0914   0.9560   0.0197
  -8.250  -0.4336   0.01567   0.01155  -0.0916   0.9530   0.0201
  -7.750  -0.3693   0.01549   0.01135  -0.0935   0.9481   0.0208
  -7.500  -0.3456   0.01557   0.01144  -0.0925   0.9402   0.0212
  -7.250  -0.3133   0.01515   0.01093  -0.0936   0.9327   0.0216
  -7.000  -0.2886   0.01461   0.01028  -0.0930   0.9224   0.0220
  -6.750  -0.2608   0.01425   0.00982  -0.0931   0.9125   0.0226
  -6.500  -0.2336   0.01371   0.00915  -0.0930   0.9005   0.0231
  -6.250  -0.2075   0.01311   0.00840  -0.0927   0.8868   0.0235
  -6.000  -0.1815   0.01270   0.00785  -0.0923   0.8686   0.0239
  -5.750  -0.1566   0.01242   0.00739  -0.0916   0.8458   0.0242
  -5.500  -0.1337   0.01210   0.00690  -0.0905   0.8194   0.0244
  -5.250  -0.1110   0.01179   0.00642  -0.0893   0.7971   0.0245
  -5.000  -0.0878   0.01151   0.00601  -0.0882   0.7771   0.0247
  -4.750  -0.0651   0.01122   0.00557  -0.0871   0.7563   0.0248
  -4.500  -0.0424   0.01099   0.00520  -0.0859   0.7318   0.0249
  -4.250  -0.0210   0.01084   0.00487  -0.0844   0.6974   0.0249
  -4.000  -0.0017   0.01037   0.00417  -0.0826   0.6553   0.0253
  -3.750   0.0171   0.01022   0.00375  -0.0807   0.6000   0.0256
  -3.500   0.0382   0.01008   0.00343  -0.0792   0.5599   0.0263
  -3.250   0.0615   0.00998   0.00321  -0.0782   0.5361   0.0269
  -3.000   0.0857   0.00987   0.00301  -0.0774   0.5193   0.0273
  -2.750   0.1103   0.00977   0.00283  -0.0766   0.5059   0.0277
  -2.250   0.1604   0.00959   0.00254  -0.0753   0.4834   0.0287
  -2.000   0.1854   0.00951   0.00240  -0.0746   0.4727   0.0291
  -1.750   0.2104   0.00944   0.00227  -0.0739   0.4619   0.0296
  -1.500   0.2356   0.00938   0.00215  -0.0733   0.4504   0.0301
  -1.250   0.2608   0.00931   0.00204  -0.0726   0.4410   0.0304
  -1.000   0.2860   0.00928   0.00195  -0.0720   0.4312   0.0309
  -0.750   0.3113   0.00923   0.00187  -0.0714   0.4215   0.0313
  -0.500   0.3365   0.00921   0.00179  -0.0708   0.4123   0.0316
  -0.250   0.3617   0.00920   0.00174  -0.0701   0.4027   0.0320
   0.000   0.3870   0.00919   0.00170  -0.0695   0.3942   0.0324
   0.250   0.4118   0.00917   0.00163  -0.0688   0.3856   0.0343
   0.500   0.4371   0.00916   0.00161  -0.0682   0.3779   0.0373
   0.750   0.4621   0.00917   0.00161  -0.0676   0.3704   0.0406
   1.000   0.4874   0.00917   0.00161  -0.0670   0.3640   0.0467
   1.250   0.5122   0.00920   0.00163  -0.0663   0.3567   0.0560
   1.500   0.5372   0.00918   0.00164  -0.0657   0.3513   0.0736
   1.750   0.5598   0.00904   0.00168  -0.0646   0.3439   0.1637
   2.000   0.5840   0.00904   0.00174  -0.0639   0.3367   0.1986
   2.250   0.6083   0.00904   0.00181  -0.0632   0.3298   0.2364
   2.500   0.6327   0.00908   0.00189  -0.0625   0.3242   0.2647
   2.750   0.6574   0.00908   0.00197  -0.0618   0.3195   0.3003
   3.000   0.6819   0.00909   0.00205  -0.0612   0.3154   0.3350
   3.250   0.7042   0.00899   0.00215  -0.0601   0.3110   0.4242
   3.750   0.7767   0.00804   0.00258  -0.0642   0.3038   0.9677
   4.000   0.8098   0.00818   0.00270  -0.0654   0.3002   0.9743
   4.250   0.8466   0.00837   0.00286  -0.0675   0.2957   0.9797
   4.500   0.8787   0.00853   0.00301  -0.0685   0.2893   0.9852
   4.750   0.9161   0.00873   0.00316  -0.0708   0.2810   0.9880
   5.000   0.9495   0.00888   0.00330  -0.0721   0.2749   0.9904
   5.250   0.9790   0.00908   0.00345  -0.0727   0.2644   0.9925
   5.500   1.0077   0.00927   0.00360  -0.0731   0.2527   0.9943
   5.750   1.0374   0.00969   0.00383  -0.0739   0.2179   0.9959
   6.000   1.0595   0.01069   0.00442  -0.0735   0.1486   0.9979
   6.250   1.0874   0.01118   0.00478  -0.0740   0.1263   0.9992
   6.500   1.1130   0.01166   0.00512  -0.0739   0.1029   1.0000
   6.750   1.1200   0.01258   0.00575  -0.0701   0.0526   1.0000
   7.000   1.1288   0.01334   0.00635  -0.0665   0.0185   1.0000
   7.250   1.1452   0.01364   0.00666  -0.0643   0.0144   1.0000
   7.500   1.1615   0.01395   0.00698  -0.0621   0.0127   1.0000
   7.750   1.1773   0.01427   0.00733  -0.0598   0.0110   1.0000
   8.000   1.1938   0.01456   0.00765  -0.0577   0.0105   1.0000
   8.250   1.2100   0.01487   0.00799  -0.0556   0.0099   1.0000
   8.500   1.2245   0.01518   0.00832  -0.0531   0.0094   1.0000
   8.750   1.2372   0.01550   0.00867  -0.0502   0.0089   1.0000
   9.000   1.2490   0.01590   0.00909  -0.0473   0.0081   1.0000
   9.250   1.2616   0.01631   0.00954  -0.0445   0.0076   1.0000
   9.500   1.2757   0.01670   0.00997  -0.0422   0.0074   1.0000
   9.750   1.2899   0.01711   0.01042  -0.0399   0.0071   1.0000
  10.000   1.3036   0.01757   0.01092  -0.0376   0.0068   1.0000
  10.250   1.3173   0.01805   0.01144  -0.0354   0.0065   1.0000
  10.500   1.3304   0.01858   0.01200  -0.0332   0.0062   1.0000
  10.750   1.3433   0.01913   0.01259  -0.0310   0.0060   1.0000
  11.000   1.3538   0.01984   0.01336  -0.0286   0.0057   1.0000
  11.250   1.3626   0.02066   0.01425  -0.0260   0.0054   1.0000
  11.500   1.3723   0.02146   0.01511  -0.0237   0.0054   1.0000
  11.750   1.3844   0.02215   0.01585  -0.0218   0.0052   1.0000
  12.000   1.3959   0.02289   0.01664  -0.0199   0.0049   1.0000
  12.250   1.4037   0.02389   0.01771  -0.0177   0.0048   1.0000
  12.500   1.4127   0.02486   0.01874  -0.0158   0.0047   1.0000
  12.750   1.4197   0.02601   0.01997  -0.0139   0.0045   1.0000
  13.000   1.4271   0.02720   0.02121  -0.0122   0.0044   1.0000
  13.250   1.4328   0.02857   0.02266  -0.0105   0.0043   1.0000
  13.500   1.4376   0.03009   0.02426  -0.0090   0.0042   1.0000
  13.750   1.4406   0.03187   0.02611  -0.0076   0.0041   1.0000
  14.000   1.4424   0.03387   0.02818  -0.0064   0.0040   1.0000
  14.250   1.4427   0.03613   0.03053  -0.0055   0.0039   1.0000
  14.500   1.4383   0.03904   0.03355  -0.0048   0.0039   1.0000
  14.750   1.4331   0.04228   0.03689  -0.0045   0.0038   1.0000
  15.000   1.4249   0.04612   0.04085  -0.0048   0.0037   1.0000
  15.250   1.4208   0.04970   0.04454  -0.0053   0.0036   1.0000
  15.500   1.4113   0.05415   0.04912  -0.0063   0.0037   1.0000
  15.750   1.4100   0.05755   0.05262  -0.0070   0.0036   1.0000
  16.000   1.3984   0.06243   0.05761  -0.0083   0.0036   1.0000
  16.250   1.3799   0.06829   0.06360  -0.0098   0.0036   1.0000
  16.500   1.3738   0.07244   0.06785  -0.0109   0.0035   1.0000
  16.750   1.3628   0.07734   0.07285  -0.0122   0.0036   1.0000
  17.000   1.3541   0.08194   0.07754  -0.0135   0.0035   1.0000
  17.250   1.3353   0.08814   0.08385  -0.0155   0.0036   1.0000
  17.500   1.3306   0.09227   0.08807  -0.0167   0.0034   1.0000
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